package com.yvdedu.implement;

import java.util.List;

import com.yvdedu.entity.Course;

public interface Course_Mgr_Imp {
	
	String append(int couId, int teaId); 
	
	List<Course> queryCou(int id);
	
	List<Course> query(String field, String type);
	
	String save(String courseName,String shuliang);
}
